Wednesday, November 18, 2009

PS 63



Square RSTU shown above is rotated in a plane about its center in a clockwise direction the minimum number of degrees necessary for T to be in the position where S is now shown. The number of degrees through which RSTU is rotated is
(A) 135o
(B) 180o
(C) 225o
(D) 270o
(E) 315o

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